11122240100 has 36 divisors (see below), whose sum is σ = 24356709300. Its totient is φ = 4408076160.

The previous prime is 11122240013. The next prime is 11122240133. The reversal of 11122240100 is 104222111.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1203673636 + 9918566464 = 34694^2 + 99592^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 499295 + ... + 521094.

Almost surely, 2^11122240100 is an apocalyptic number.

11122240100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122240100 is an abundant number, since it is smaller than the sum of its proper divisors (13234469200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11122240100 is a wasteful number, since it uses less digits than its factorization.

11122240100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020512 (or 1020505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11122240100 its reverse (104222111), we get a palindrome (11226462211).

The spelling of 11122240100 in words is "eleven billion, one hundred twenty-two million, two hundred forty thousand, one hundred".